NTSB investigations
66 cases where NTSB found Main landing gear attach sec.
Cases per year
| 2008 | 2 |
|---|---|
| 2009 | 7 |
| 2010 | 4 |
| 2011 | 5 |
| 2012 | 5 |
| 2013 | 7 |
| 2014 | 2 |
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 5 |
| 2026 | 1 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "SELECT c.\"ntsbNumber\", c.\"eventDate\", c.\"eventType\", c.\"eventCity\", c.\"eventStateOrRegion\", a.n_number, a.\"aircraftMake\", a.\"aircraftModel\", c.\"highestInjuryLevel\", c.\"totalFatal\", c.\"completionStatus\", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c.\"mKey\" AND a.position = 1 WHERE c.\"mKey\" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '01023211')) ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1 WHERE c."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '01023211')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB WPR26LA143Accident · No injuriesClass 4 · LimitedFinal reportPaul D Cannon Kitfox Light Squared · Lincoln, CAThe pilot's failure to properly flare the airplane during landing, which resulted in a hard landing and separation of the main landing gear. Contributing to the accident was the improper installation and over torquing of the landing gear attachment hardware,…NTSB ERA26LA028Accident · No injuriesClass 4 · LimitedFinal reportConsolidated Vultee 28-5ACF · Dayton, TNThe collapse of the left main landing gear due to the fatigue fracture of the lower landing gear actuator bolt.NTSB ANC25LA087Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-160 · Homer, AKThe failure of the left main landing gear mount due to extensive corrosion while landing in an area of rough terrain.NTSB CEN25LA328Accident · Minor injuriesClass 4 · LimitedFinal reportVans RV14 · Parker, COSeparation of the right landing gear wheel assembly during landing.NTSB ANC25LA030Accident · No injuriesClass 3 · LimitedFinal reportCessna A185F · Skwentna, AKMaintenance personnel’s reuse of worn hardware during the installation of the landing gear assembly and the hardware’s failure and subsequent separation of the gear leg from the landing gear box assembly during taxi.NTSB ERA25LA125Accident · No injuriesClass 4 · LimitedFinal reportC K ING Adventure CCX-2000 · Okeechobee, FLA separation of the left main landing gear during landing.NTSB ERA25LA054Accident · No injuriesClass 4 · LimitedFinal reportJolly Warren T Bakeng Duce · Plant City, FLFailure of the right main landing gear attachment bolt and hold-down nut, resulting in the right main landing gear collapsing.NTSB ANC25LA002Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-160 · Kasilof, AKThe right main landing gear’s inadvertent contact with uneven terrain, which resulted in a hard landing. Contributing was the pilot’s failure to adequately assess the landing environment prior to touchdown.NTSB ANC24LA082Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-150 · Sagwon, AKA failure of the landing gear fitting at the fuselage attachment point to due to a poor weld joint.NTSB ERA24LA255Accident · Minor injuriesClass 3 · LimitedFinal reportTitan T51 · Madisonville, TNThe failure of the right main landing gear weldment due to fatigue cracking.NTSB WPR24LA147Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-150 · Emmett, IDThe pilot’s loss of directional control during landing roll due to a loose tailwheel leaf spring assembly.NTSB DCA23FA417Accident · No injuriesClass 2 · FieldFinal reportBoeing 737-890 · Santa Ana, CAMaintenance personnel’s excessive grinding of the left main landing gear’s aft trunnion pin during machining, which imparted heat damage to the base metal and led to the fatigue cracking that caused the pin to fracture during landing.NTSB DCA23LA409AccidentClass 4 · LimitedFinal reportBoeing 767-322 · Chantilly, VAImproper overhaul of the trunnion cross-pin hole that resulted in the development of stress corrosion cracking and eventual failure of the right forward trunnion.NTSB ERA22LA296Accident · No injuriesClass 4 · LimitedFinal reportAmerican Champion 8KCAB · Knoxville, TNThe inadequate maintenance of the left main landing gear through bolt, which resulted in a left main landing gear collapse and subsequent runway excursion during landing.NTSB WPR22LA124Accident · No injuriesClass 3 · LimitedFinal reportCessna 310R · McGrath, AKA failure of the right main landing gear bellcrank lower arm fork, bellcrank, pivot bolt, and trunnion bellcrank lug for undetermined reasons.NTSB CEN21LA416Accident · No injuriesClass 3 · LimitedFinal reportCessna 175 · Hot Springs, SDThe tensile overload failure of the main landing gear attachment bolt, which resulted in separation of the left main landing gear and a loss of control during landing.NTSB CEN21LA233Accident · No injuriesClass 3 · LimitedFinal reportCessna 140 · Edinburg, TXThe collapse of the airplane’s left main landing gear for a reason that could not be determined based upon the available evidence.NTSB ERA21LA021Accident · No injuriesClass 3 · LimitedFinal reportBeech 99 · Waterville, MEA failure of the right main landing gear drag leg support fitting and angle bracket as a result of multiple areas of fatigue cracking.NTSB CEN20CA220Accident · Minor injuriesClass 4 · Data collectionFinal reportVans RV8 · Sulfer, LAA loss of directional control as a result of a fractured landing gear attach bracket.NTSB DCA20LA047Accident · No injuriesClass 3 · LimitedFinal reportBoeing 737-824 · Denver, COMaintenance personnel’s excessive grinding of the left main landing gear’s aft trunnion pin during its initial overhaul, which caused heat damage to the base metal and led to the fatigue crack that caused the pin to fail during the accident flight.…NTSB ANC19LA047Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-22-150 · Talkeetna, AKA failure of the aft left weld-on fuselage landing gear fitting due to a poor weld joint.NTSB ANC19LA039Accident · No injuriesClass 3 · LimitedFinal reportCessna 402 · Boise, IDA ductile overstress fracture failure of the right main landing gear bell crank assembly pivot bolt, which resulted in a collapse of the right main landing gear.NTSB GAA19CA396Accident · No injuriesData collectionFinal reportDonald Bernard Higgs Pietenpol · Anacortes, WAThe failure of the left main landing gear attachment point during the landing roll for reasons that could not be determined because the attachment was not examined, which resulted in a loss of directional control, collision with a drainage culvert, and a…NTSB WPR19LA020Accident · No injuriesClass 3 · LimitedFinal reportCessna 182 · Burns, ORThe failure of the left main landing gear due to fatigue cracking of a bolt that initiated at a corrosion pit, which formed in the absence of a required protective cadmium coating.NTSB ERA18LA270Accident · No injuriesLimited investigationFinal reportMaule M7 · Floresville, TXThe separation of the left inboard main landing gear (MLG) attachment bolt due to insufficient torque, which resulted in the collapse of the left MLG.NTSB CEN18LA164Accident · No injuriesLimited investigationFinal reportBeech 1900C · Sioux Falls, SDFailure of the right main landing gear drag brace bolt for reasons that could not be determined based on the available information.NTSB WPR18LA129Accident · No injuriesClass 3 · LimitedFinal reportGulfstream AM Corp Comm Div 695A · Bishop, CAThe failure of the left main landing gear upper arm forging due to fatigue cracking and subsequent overstress, which resulted in the collapse of the landing gear during the landing roll.NTSB ERA17LA204Accident · No injuriesLimited investigationFinal reportPiper PA 44-180 · Gaithersburg, MDThe failure of the right main landing gear trunnion bracket due to an undetermined overstress event.NTSB WPR16LA141Accident · Minor injuriesLimited investigationFinal reportLuscombe 8A · Minden, NVThe failure of a main landing gear leg during takeoff due to corrosion, which resulted in a nose-over during the subsequent landing on a grassy area.NTSB CEN16LA100Accident · No injuriesLimited investigationFinal reportMaule M 7-235C · Macon, MOThe failure of the right main landing gear assembly for reasons that could not be determined based on the available information.NTSB ERA16LA073Accident · No injuriesLimited investigationFinal reportCessna 310 · Kennesaw, GAInadequate inspection and rigging of the landing gear system, which resulted in the subsequent failure and collapse of the left main landing gear during landing.NTSB GAA15CA226Accident · No injuriesData collectionFinal reportStick & Rag Flying Club CB 1 · Kingman, KSThe separation of the left wheel from the landing gear assembly during the landing touchdown, which precipitated a loss of directional control, runway excursion, and nose over.NTSB ERA15LA240Accident · No injuriesClass 3 · LimitedFinal reportWeatherly 201B · Pell City, ALThe inadequate inspection of the airplane's landing gear, which resulted in a collapse of the right main landing gear due to cracking and corrosion.NTSB ANC15LA023Accident · No injuriesLimited investigationFinal reportCessna 185 · Nome, AKThe failure of the left main landing gear leg for reasons that could not be determined based on the available evidence.NTSB ERA14LA170Accident · No injuriesLimited investigationFinal reportCessna 421 · Charleston, SCInadequate maintenance, which resulted in the collapse of the right main landing gear during landing.NTSB ERA14LA108Accident · No injuriesLimited investigationFinal reportEnstrom F 28A · Memphis, TNA skid tube clamp weld failure due to high residual stress, which resulted in a skid collapse during landing. Contributing to the accident was the airplane manufacturer’s lack of adequate guidance for periodically inspecting the skid tube clamp.NTSB ERA14CA016Accident · No injuriesData collectionFinal reportDenisar Richard A Lancair 320 · Lumberton, NJA hard landing by the pilot, which resulted in overload failure of landing gear components and surrounding structure.NTSB CEN13LA531Accident · No injuriesLimited investigationFinal reportCessna/Weaver 305 - E · Paris, TXThe failure of a landing gear O-ring, which prevented the pilot from being able to maintain directional control of the airplane during landing.NTSB ERA13LA365Accident · No injuriesLimited investigationFinal reportFetterman Lanny R Firestar II · Numidia, PAA fatigue failure of the right main landing gear wheel axle attachment bracket, which resulted in a nose-over during a precautionary landing.NTSB ANC13LA063Accident · No injuriesLimited investigationFinal reportCurtiss Wright C-46F · Fairbanks, AKThe failure of the right main landing gear side brace due to fatigue, which resulted in a collapse of the right main landing gear.NTSB WPR13LA238Accident · No injuriesLimited investigationFinal reportCessna 310R · Bakersfield, CAThe failure of the right main landing gear link assembly, which resulted in the right main landing gear collapsing during landing.NTSB ERA13LA197Accident · No injuriesLimited investigationFinal reportPiper PA-28-181 · Winston Salem, NCFatigue failure of the right main landing gear attach bolts due to an unreported hard landing at an unknown time, and subsequent collapse of the landing gear.NTSB CEN13CA187Accident · No injuriesData collectionFinal reportChampion 7GCAA · Oshkosh, WIFatigue cracking and failure of the left wheel strut mount resulting in collapse of the left main landing gear during taxi.NTSB ERA13LA065Accident · No injuriesLimited investigationFinal reportBeech C90A · Roanoke, VAThe failure of the right main landing gear bearing actuator support brackets. Contributing to the accident was the owner's and operator's failure to comply with the airplane manufacturer's mandatory service bulletin and the Federal Aviation Administration's…NTSB ERA13IA036Incident · No injuriesIncident investigationFinal reportCessna 560XL · Nantucket, MAThe incorrect installation of the left main gear aft trunnion pivot pin by maintenance personnel, which resulted in separation of the aft portion of the left main gear trunnion from the aft trunnion fitting and minor damage to the airplane.NTSB CEN12LA494Accident · No injuriesLimited investigationFinal reportLee Oscar D III RV7 · Columbus, INThe failure of the right main landing gear attach bolt for undetermined reasons because the bolt was not received for examination.NTSB ERA12LA296Accident · No injuriesLimited investigationFinal reportJones SA105 · New Smyrna Beach, FLThe failure of the nose landing gear wooden attachment/support structure, which resulted in collapse of the nose landing gear during taxi. Contributing to the accident was the improper design of the nose landing gear attachment structure.NTSB CEN12LA218Accident · No injuriesLimited investigationFinal reportCessna 182A · New Philadelphia, OHThe inadequate maintenance of the wheel attachment bolts, which resulted in the left wheel separating from the landing gear during landing due to ductile overstress fractures.NTSB ERA12LA069Accident · No injuriesLimited investigationFinal reportGrenier Raymond Vans Aircraft RV-8 · Nashua, NHThe right main landing gear collapse due to the overload fracture of the hardware for reasons that could not be determined during postaccident testing and examination.NTSB CEN11CA661Accident · No injuriesData collectionFinal reportLuscombe 8A · Huntington, INThe failure of the right main landing gear strut due to internal corrosion.